An engine generates a power of 10 kW. In how much time will it raise a mass of 200 kg through a height of 40m.

8 sec

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4 sec

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10 sec

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5 sec

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Solution

The correct option is A
8 sec

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Similar questions

An engine develops 10 kW of power. How much time will it take to lift a mass of 200 kg to a height of 40 m. ( $g = 10 m / s e c^{2}$ )

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